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    <meta charset="UTF-8">
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    <title>Document</title>
    <script>
        var date = new Date();
        console.log(date.getFullYear());
        console.log(date.getMonth() + 1); //返回的月份小一个月
        console.log(date.getDate());//返回几号
        console.log(date.getDay());//返回星期几  周一到周六返回1-6 周日返回0

        var year = date.getFullYear();
        var month = date.getMonth() + 1;
        var dates = date.getDate();
        var arr = ['星期日', '星期一', '星期二', '星期三', '星期四', '星期五', '星期六']
        var day = date.getDay();

        console.log('今天是：' + year + '年' + month + '月' + dates + '日' + arr[day]);
    </script>
</head>

<body>

</body>

</html>